Objective You will be able to trace the
![Objective: You will be able to trace the flow of blood through the heart. Objective: You will be able to trace the flow of blood through the heart.](https://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-1.jpg)
Objective: You will be able to trace the flow of blood through the heart. Do Now: • Read all of p. 945 • What is the function of the valves in the heart?
![Transport • Transport involves absorbing substances in the blood and circulating it through the Transport • Transport involves absorbing substances in the blood and circulating it through the](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-2.jpg)
Transport • Transport involves absorbing substances in the blood and circulating it through the body • Materials that the blood carries includes dissolved and suspended materials
![Blood • Connects the intercellular fluid to the organs that exchange nutrients, gasses and Blood • Connects the intercellular fluid to the organs that exchange nutrients, gasses and](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-3.jpg)
Blood • Connects the intercellular fluid to the organs that exchange nutrients, gasses and wastes
![Figure 42. 4 Vertebrate Circulatory Systems AMPHIBIANS REPTILES (EXCEPT BIRDS) MAMMALS AND BIRDS Lung Figure 42. 4 Vertebrate Circulatory Systems AMPHIBIANS REPTILES (EXCEPT BIRDS) MAMMALS AND BIRDS Lung](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-4.jpg)
Figure 42. 4 Vertebrate Circulatory Systems AMPHIBIANS REPTILES (EXCEPT BIRDS) MAMMALS AND BIRDS Lung and skin capillaries Lung capillaries FISHES Gill capillaries Artery Gill circulation Heart: ventricle (V) A Atrium (A) Systemic circulation Vein Systemic capillaries Pulmocutaneous circuit Right systemic aorta A A V Left Right Systemic circuit Systemic capillaries V Right Pulmonary circuit Left Systemic V aorta Left A Systemic capillaries A V Right A V Left Systemic circuit Systemic capillaries
![](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-5.jpg)
![Heart • The two atria receive blood returning to the heart – They are Heart • The two atria receive blood returning to the heart – They are](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-6.jpg)
Heart • The two atria receive blood returning to the heart – They are thin walled • The ventricles pump blood out of the heart – They have very thick walls
![The Heart • It is a pump that sends blood throughout the body • The Heart • It is a pump that sends blood throughout the body •](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-7.jpg)
The Heart • It is a pump that sends blood throughout the body • It is made of muscle we call cardiac muscle • It is separated into left and right halves by the septum • It has four chambers – Two atria receive the blood coming back to the heart – Two ventricles pump the blood out to the body
![Figure 42. 6 The mammalian heart: a closer look Aorta Pulmonary artery Anterior vena Figure 42. 6 The mammalian heart: a closer look Aorta Pulmonary artery Anterior vena](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-8.jpg)
Figure 42. 6 The mammalian heart: a closer look Aorta Pulmonary artery Anterior vena cava Right atrium Left atrium Pulmonary veins Semilunar valve Atrioventricular valve Posterior vena cava Right ventricle Left ventricle
![Figure 42. 5 The mammalian heart: a closer look Right Atrium Left Atrium Figure 42. 5 The mammalian heart: a closer look Right Atrium Left Atrium](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-9.jpg)
Figure 42. 5 The mammalian heart: a closer look Right Atrium Left Atrium
![](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-10.jpg)
![Figure 42. 4 The mammalian cardiovascular system: an overview Figure 42. 4 The mammalian cardiovascular system: an overview](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-11.jpg)
Figure 42. 4 The mammalian cardiovascular system: an overview
![Circulation types • Pulmonary circulation is the flow of blood from the heart to Circulation types • Pulmonary circulation is the flow of blood from the heart to](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-12.jpg)
Circulation types • Pulmonary circulation is the flow of blood from the heart to the lungs and back to the heart • Systemic circulation is the flow of blood from the heart to the rest of the body and back to the heart – Coronary circulation is a PART of systemic – Coronary supplies blood to the heart through coronary arteries
![Figure 42. 4 The mammalian cardiovascular system: an overview Figure 42. 4 The mammalian cardiovascular system: an overview](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-13.jpg)
Figure 42. 4 The mammalian cardiovascular system: an overview
![Heartbeat • The pacemaker sends an electrical impulse which cause the cells of the Heartbeat • The pacemaker sends an electrical impulse which cause the cells of the](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-14.jpg)
Heartbeat • The pacemaker sends an electrical impulse which cause the cells of the heart to contract
![Figure 42. 7 The cardiac cycle Semilunar valves closed 2 0. 1 sec 0. Figure 42. 7 The cardiac cycle Semilunar valves closed 2 0. 1 sec 0.](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-15.jpg)
Figure 42. 7 The cardiac cycle Semilunar valves closed 2 0. 1 sec 0. 3 sec 0. 4 sec Atrial systole; ventricular diastole Semilunar valves open AV valve open 1 Atrial and ventricular diastole AV valve closed 3 Ventricular systole; atrial diastole
![Figure 42. 8 The control of heart rhythm 1 Pacemaker generates wave of signals Figure 42. 8 The control of heart rhythm 1 Pacemaker generates wave of signals](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-16.jpg)
Figure 42. 8 The control of heart rhythm 1 Pacemaker generates wave of signals to contract. SA node (pacemaker) ECG 2 Signals are delayed 3 Signals pass to heart apex. at AV node 4 Signals spread throughout ventricles. Bundle branches Heart apex Purkinje fibers
![Objective: • You will be able to identify the chambers and major blood vessels Objective: • You will be able to identify the chambers and major blood vessels](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-17.jpg)
Objective: • You will be able to identify the chambers and major blood vessels of the heart.
![Heart Dissection • Find the four chambers of the heart • Identify the flowing Heart Dissection • Find the four chambers of the heart • Identify the flowing](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-18.jpg)
Heart Dissection • Find the four chambers of the heart • Identify the flowing structures – Valves – Vena cava – Pulmonary artery – Pulmonary vein – Aorta • You find these structures by using your fingers
![Objective: • You will be able to explain the physiology behind blood pressure. Objective: • You will be able to explain the physiology behind blood pressure.](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-19.jpg)
Objective: • You will be able to explain the physiology behind blood pressure.
![Blood pressure • Refers to the pressure on the arteries when the ventricles contract. Blood pressure • Refers to the pressure on the arteries when the ventricles contract.](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-20.jpg)
Blood pressure • Refers to the pressure on the arteries when the ventricles contract. • The contraction period is called systole – Greatest pressure on the arteries • The non-contraction period is called diastole – Lowest pressure on the arteries • A blood pressure of 120/70 means: – Systolic number is 120 – Diastolic number is 70
![Figure 42. 12 Measurement of blood pressure (layer 4) Blood pressure Reading: 120/170 Pressure Figure 42. 12 Measurement of blood pressure (layer 4) Blood pressure Reading: 120/170 Pressure](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-21.jpg)
Figure 42. 12 Measurement of blood pressure (layer 4) Blood pressure Reading: 120/170 Pressure in cuff above 120 Rubber cuff inflated with air Artery 120 Pressure in cuff below 70 120 70 Sounds audible in stethoscope Artery closed Sounds stop
![Objective: You will be able to name and give the function of the components Objective: You will be able to name and give the function of the components](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-22.jpg)
Objective: You will be able to name and give the function of the components of the blood. Do Now: • Read all of p. 943 • Compare the circulatory system with a city
![Blood • Blood consists of the liquid plasma and a variety of cells • Blood • Blood consists of the liquid plasma and a variety of cells •](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-23.jpg)
Blood • Blood consists of the liquid plasma and a variety of cells • Plasma is the liquid part of the blood – Mostly consists of water – Carries everything including wastes, CO 2, antibodies, etc… • Does NOT carry O 2
![Red Blood Cells (RBC) • Carry oxygen – Hemoglobin on the RBC’s carry the Red Blood Cells (RBC) • Carry oxygen – Hemoglobin on the RBC’s carry the](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-24.jpg)
Red Blood Cells (RBC) • Carry oxygen – Hemoglobin on the RBC’s carry the O 2 – An RBC does not have a nucleus
![Platelets • Platelets are involved with clotting – Platelets near an injury rupture and Platelets • Platelets are involved with clotting – Platelets near an injury rupture and](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-25.jpg)
Platelets • Platelets are involved with clotting – Platelets near an injury rupture and release a chemical – This chemical causes an enzyme-controlled series of reactions to form a clot Platelets
![White Blood Cells (WBC) • White blood cells have a nucleus • They fight White Blood Cells (WBC) • White blood cells have a nucleus • They fight](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-26.jpg)
White Blood Cells (WBC) • White blood cells have a nucleus • They fight off bacteria and viruses – These “bad things” are called antigens • There are two types of WBC’s – Phagocytic WBC’s engulf the antigens – Lymphocytes make antibodies that attack the antigens
![Phagocyte Phagocyte](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-27.jpg)
Phagocyte
![Paired Lab Activity I vant your blood! Paired Lab Activity I vant your blood!](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-28.jpg)
Paired Lab Activity I vant your blood!
![WBC RBC WBC RBC](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-29.jpg)
WBC RBC
![Objective: You will be able to explain how antibodies can be used to type Objective: You will be able to explain how antibodies can be used to type](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-30.jpg)
Objective: You will be able to explain how antibodies can be used to type blood. Do Now: • Read the section on blood vessels on p. 946 -947 • List the characteristics of arteries, veins and capillaries
![Figure 14. 10 x ABO blood types Figure 14. 10 x ABO blood types](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-31.jpg)
Figure 14. 10 x ABO blood types
![Objective: You will be able to differentiate between the types of blood vessels. Do Objective: You will be able to differentiate between the types of blood vessels. Do](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-32.jpg)
Objective: You will be able to differentiate between the types of blood vessels. Do Now: • Read the section on blood vessels on p. 946 -947 • List the characteristics of arteries, veins and capillaries
![Blood Vessels • Arteries transport blood away from the heart – They have thick, Blood Vessels • Arteries transport blood away from the heart – They have thick,](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-33.jpg)
Blood Vessels • Arteries transport blood away from the heart – They have thick, muscular walls
![](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-34.jpg)
![Blood Vessels • Veins transport blood to the heart – They have thin walls Blood Vessels • Veins transport blood to the heart – They have thin walls](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-35.jpg)
Blood Vessels • Veins transport blood to the heart – They have thin walls – Contain valves to prevent the backflow of blood
![Blood Vessels • Capillaries have walls that are only one cell thick – The Blood Vessels • Capillaries have walls that are only one cell thick – The](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-36.jpg)
Blood Vessels • Capillaries have walls that are only one cell thick – The exchange material with the blood and the intercellular fluid (ICF)
![](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-37.jpg)
![](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-38.jpg)
![Intercellular Fluid (ICF) • ICF surrounds all of the cells of the body and Intercellular Fluid (ICF) • ICF surrounds all of the cells of the body and](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-39.jpg)
Intercellular Fluid (ICF) • ICF surrounds all of the cells of the body and exchanges materials with the blood and the cells – It is mostly made up of water • The ICF is picked up by lymph vessels and is now called lymph – Lymph vessels are one cell thick and contain valves
![Tissue cell Capillary Direction of blood flow INTERSTITIAL FLUID Net fluid movement out Net Tissue cell Capillary Direction of blood flow INTERSTITIAL FLUID Net fluid movement out Net](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-40.jpg)
Tissue cell Capillary Direction of blood flow INTERSTITIAL FLUID Net fluid movement out Net fluid movement in
![Capillary Red blood cell 15 m Capillary Red blood cell 15 m](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-41.jpg)
Capillary Red blood cell 15 m
![Lymph • The lymph vessels bring the lymph to lymph nodes • Phagocytic WBC Lymph • The lymph vessels bring the lymph to lymph nodes • Phagocytic WBC](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-42.jpg)
Lymph • The lymph vessels bring the lymph to lymph nodes • Phagocytic WBC there, clean the lymph of bacteria and dead cells • Once the lymph is cleaned, it is returned to the blood
![Objective: You will be able to differentiate between the types of blood vessels. Do Objective: You will be able to differentiate between the types of blood vessels. Do](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-43.jpg)
Objective: You will be able to differentiate between the types of blood vessels. Do Now: • Read the section called “The Heart” on p. 944 • Differentiate between the atria and the ventricles
![Objective: You will be able to differentiate between the disorders of the circulatory system. Objective: You will be able to differentiate between the disorders of the circulatory system.](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-44.jpg)
Objective: You will be able to differentiate between the disorders of the circulatory system. Do Now: • Read the section called “Consequences of Atherosclerosis” on p. 950 • List the symptoms of a heart attack
![Circulatory Malfunctions • Cardiovascular diseases are malfunctions that affect the heart and blood vessels Circulatory Malfunctions • Cardiovascular diseases are malfunctions that affect the heart and blood vessels](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-45.jpg)
Circulatory Malfunctions • Cardiovascular diseases are malfunctions that affect the heart and blood vessels – High blood pressure is characterized by having high pressure on the arteries. It damages the arteries and weakens the heart – Heart attacks include • Angina pectoris which is a partial blockage of a coronary artery • Coronary thrombosis which is a complete blockage of a coronary artery
![Malfunctions continued • Blood conditions – Anemia is the inability of the blood to Malfunctions continued • Blood conditions – Anemia is the inability of the blood to](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-46.jpg)
Malfunctions continued • Blood conditions – Anemia is the inability of the blood to transport enough oxygen • May be caused by low amount of hemoglobin or low amount of RBC’s – Leukemia is a cancer that affects the bone marrow. • Blood is produced in the bone marrow. So this cancer is the uncontrolled production of nonfunctional WBC’s
![Research • Find another disorder of the circulatory system and • • Describe the Research • Find another disorder of the circulatory system and • • Describe the](http://slidetodoc.com/presentation_image/704ee3e75f8bfce6395a19ec2b156dc4/image-47.jpg)
Research • Find another disorder of the circulatory system and • • Describe the disorder in a few sentences What are its causes List its major symptoms Prevention and/or treatment • This report should be approximately 1 page in length
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